Merge pull request #351 from SindenLightgun/master
[pcsx_rearmed.git] / frontend / plugin.c
1 /*
2  * (C) notaz, 2010
3  *
4  * This work is licensed under the terms of the GNU GPLv2 or later.
5  * See the COPYING file in the top-level directory.
6  */
7
8 #include <stdio.h>
9 #include <string.h>
10 #include <stdint.h>
11
12 #include "plugin_lib.h"
13 #include "plugin.h"
14 #include "psemu_plugin_defs.h"
15 #include "../libpcsxcore/system.h"
16 #include "../plugins/cdrcimg/cdrcimg.h"
17
18 #ifndef _WIN32
19 #define CALLBACK
20 #else
21 #define WIN32_LEAN_AND_MEAN
22 #include <windows.h>
23 #endif
24
25 static int dummy_func() {
26         return 0;
27 }
28
29 /* SPU */
30 extern long CALLBACK SPUopen(void);
31 extern long CALLBACK SPUinit(void);
32 extern long CALLBACK SPUshutdown(void);
33 extern long CALLBACK SPUclose(void);
34 extern void CALLBACK SPUplaySample(unsigned char);
35 extern void CALLBACK SPUwriteRegister(unsigned long, unsigned short, unsigned int);
36 extern unsigned short CALLBACK SPUreadRegister(unsigned long);
37 extern void CALLBACK SPUwriteDMA(unsigned short);
38 extern unsigned short CALLBACK SPUreadDMA(void);
39 extern void CALLBACK SPUwriteDMAMem(unsigned short *, int, unsigned int);
40 extern void CALLBACK SPUreadDMAMem(unsigned short *, int, unsigned int);
41 extern void CALLBACK SPUplayADPCMchannel(void *);
42 extern void CALLBACK SPUregisterCallback(void (*cb)(void));
43 extern void CALLBACK SPUregisterScheduleCb(void (*cb)(unsigned int));
44 extern long CALLBACK SPUconfigure(void);
45 extern long CALLBACK SPUtest(void);
46 extern void CALLBACK SPUabout(void);
47 extern long CALLBACK SPUfreeze(unsigned int, void *, unsigned int);
48 extern void CALLBACK SPUasync(unsigned int, unsigned int);
49 extern int  CALLBACK SPUplayCDDAchannel(short *, int);
50
51 /* PAD */
52 static long PADreadPort1(PadDataS *pad) {
53         int pad_index = pad->requestPadIndex;
54     pad->controllerType = in_type[pad_index];
55     pad->buttonStatus = ~in_keystate[pad_index];
56     if (multitap1 == 1)
57         pad->portMultitap = 1;
58     else
59         pad->portMultitap = 0;
60     
61     if (in_type[pad_index] == PSE_PAD_TYPE_ANALOGJOY || in_type[pad_index] == PSE_PAD_TYPE_ANALOGPAD || in_type[pad_index] == PSE_PAD_TYPE_NEGCON || in_type[pad_index] == PSE_PAD_TYPE_GUNCON)
62     {
63         pad->leftJoyX = in_analog_left[pad_index][0];
64         pad->leftJoyY = in_analog_left[pad_index][1];
65         pad->rightJoyX = in_analog_right[pad_index][0];
66         pad->rightJoyY = in_analog_right[pad_index][1];
67             
68         pad->absoluteX = in_analog_left[pad_index][0];
69         pad->absoluteY = in_analog_left[pad_index][1];
70     }
71     return 0;
72 }
73
74 static long PADreadPort2(PadDataS *pad) {
75         int pad_index = pad->requestPadIndex;
76     
77     pad->controllerType = in_type[pad_index];
78     pad->buttonStatus = ~in_keystate[pad_index];
79     if (multitap2 == 1)
80         pad->portMultitap = 2;
81     else
82         pad->portMultitap = 0;
83     
84     if (in_type[pad_index] == PSE_PAD_TYPE_ANALOGJOY || in_type[pad_index] == PSE_PAD_TYPE_ANALOGPAD || in_type[pad_index] == PSE_PAD_TYPE_NEGCON || in_type[pad_index] == PSE_PAD_TYPE_GUNCON)
85     {
86         pad->leftJoyX = in_analog_left[pad_index][0];
87         pad->leftJoyY = in_analog_left[pad_index][1];
88         pad->rightJoyX = in_analog_right[pad_index][0];
89         pad->rightJoyY = in_analog_right[pad_index][1];
90             
91         pad->absoluteX = in_analog_left[pad_index][0];
92         pad->absoluteY = in_analog_left[pad_index][1];
93     }
94     return 0;
95 }
96
97 /* GPU */
98 extern long GPUopen(unsigned long *, char *, char *);
99 extern long GPUinit(void);
100 extern long GPUshutdown(void);
101 extern long GPUclose(void);
102 extern void GPUwriteStatus(uint32_t);
103 extern void GPUwriteData(uint32_t);
104 extern void GPUwriteDataMem(uint32_t *, int);
105 extern uint32_t GPUreadStatus(void);
106 extern uint32_t GPUreadData(void);
107 extern void GPUreadDataMem(uint32_t *, int);
108 extern long GPUdmaChain(uint32_t *,uint32_t);
109 extern void GPUupdateLace(void);
110 extern long GPUfreeze(uint32_t, void *);
111 extern void GPUvBlank(int, int);
112 extern void GPUrearmedCallbacks(const struct rearmed_cbs *cbs);
113
114
115 #define DUMMY(id, name) \
116         { id, #name, dummy_func }
117
118 #define DIRECT(id, name) \
119         { id, #name, name }
120
121 #define DUMMY_GPU(name)  DUMMY(PLUGIN_GPU, name)
122 #define DUMMY_CDR(name)  DUMMY(PLUGIN_CDR, name)
123 #define DUMMY_PAD(name)  DUMMY(PLUGIN_PAD, name)
124 #define DIRECT_SPU(name) DIRECT(PLUGIN_SPU, name)
125 #define DIRECT_GPU(name) DIRECT(PLUGIN_GPU, name)
126 #define DIRECT_PAD(name) DIRECT(PLUGIN_PAD, name)
127
128 static const struct {
129         int id;
130         const char *name;
131         void *func;
132 } plugin_funcs[] = {
133         /* CDR */
134         DUMMY_CDR(CDRinit),
135         DUMMY_CDR(CDRshutdown),
136         DUMMY_CDR(CDRopen),
137         DUMMY_CDR(CDRclose),
138         DUMMY_CDR(CDRtest),
139         DUMMY_CDR(CDRgetTN),
140         DUMMY_CDR(CDRgetTD),
141         DUMMY_CDR(CDRreadTrack),
142         DUMMY_CDR(CDRgetBuffer),
143         DUMMY_CDR(CDRgetBufferSub),
144         DUMMY_CDR(CDRplay),
145         DUMMY_CDR(CDRstop),
146         DUMMY_CDR(CDRgetStatus),
147         DUMMY_CDR(CDRgetDriveLetter),
148         DUMMY_CDR(CDRconfigure),
149         DUMMY_CDR(CDRabout),
150         DUMMY_CDR(CDRsetfilename),
151         DUMMY_CDR(CDRreadCDDA),
152         DUMMY_CDR(CDRgetTE),
153         /* SPU */
154         DIRECT_SPU(SPUconfigure),
155         DIRECT_SPU(SPUabout),
156         DIRECT_SPU(SPUinit),
157         DIRECT_SPU(SPUshutdown),
158         DIRECT_SPU(SPUtest),
159         DIRECT_SPU(SPUopen),
160         DIRECT_SPU(SPUclose),
161 //      DIRECT_SPU(SPUplaySample), // unused?
162         DIRECT_SPU(SPUwriteRegister),
163         DIRECT_SPU(SPUreadRegister),
164         DIRECT_SPU(SPUwriteDMA),
165         DIRECT_SPU(SPUreadDMA),
166         DIRECT_SPU(SPUwriteDMAMem),
167         DIRECT_SPU(SPUreadDMAMem),
168         DIRECT_SPU(SPUplayADPCMchannel),
169         DIRECT_SPU(SPUfreeze),
170         DIRECT_SPU(SPUregisterCallback),
171         DIRECT_SPU(SPUregisterScheduleCb),
172         DIRECT_SPU(SPUasync),
173         DIRECT_SPU(SPUplayCDDAchannel),
174         /* PAD */
175         DUMMY_PAD(PADinit),
176         DUMMY_PAD(PADshutdown),
177         DUMMY_PAD(PADopen),
178         DUMMY_PAD(PADclose),
179         DUMMY_PAD(PADsetSensitive),
180         DIRECT_PAD(PADreadPort1),
181         DIRECT_PAD(PADreadPort2),
182 /*
183         DUMMY_PAD(PADquery),
184         DUMMY_PAD(PADconfigure),
185         DUMMY_PAD(PADtest),
186         DUMMY_PAD(PADabout),
187         DUMMY_PAD(PADkeypressed),
188         DUMMY_PAD(PADstartPoll),
189         DUMMY_PAD(PADpoll),
190 */
191         /* GPU */
192         DIRECT_GPU(GPUupdateLace),
193         DIRECT_GPU(GPUinit),
194         DIRECT_GPU(GPUshutdown),
195         DIRECT_GPU(GPUopen),
196         DIRECT_GPU(GPUclose),
197         DIRECT_GPU(GPUreadStatus),
198         DIRECT_GPU(GPUreadData),
199         DIRECT_GPU(GPUreadDataMem),
200         DIRECT_GPU(GPUwriteStatus),
201         DIRECT_GPU(GPUwriteData),
202         DIRECT_GPU(GPUwriteDataMem),
203         DIRECT_GPU(GPUdmaChain),
204         DIRECT_GPU(GPUfreeze),
205         DIRECT_GPU(GPUvBlank),
206         DIRECT_GPU(GPUrearmedCallbacks),
207
208         DUMMY_GPU(GPUdisplayText),
209 /*
210         DIRECT_GPU(GPUkeypressed),
211         DIRECT_GPU(GPUmakeSnapshot),
212         DIRECT_GPU(GPUconfigure),
213         DIRECT_GPU(GPUtest),
214         DIRECT_GPU(GPUabout),
215         DIRECT_GPU(GPUgetScreenPic),
216         DIRECT_GPU(GPUshowScreenPic),
217 */
218 //      DIRECT_GPU(GPUclearDynarec),
219 };
220
221 void *plugin_link(enum builtint_plugins_e id, const char *sym)
222 {
223         int i;
224
225         if (id == PLUGIN_CDRCIMG)
226                 return cdrcimg_get_sym(sym);
227
228         for (i = 0; i < ARRAY_SIZE(plugin_funcs); i++) {
229                 if (id != plugin_funcs[i].id)
230                         continue;
231
232                 if (strcmp(sym, plugin_funcs[i].name) != 0)
233                         continue;
234
235                 return plugin_funcs[i].func;
236         }
237
238         //fprintf(stderr, "plugin_link: missing symbol %d %s\n", id, sym);
239         return NULL;
240 }
241
242 void plugin_call_rearmed_cbs(void)
243 {
244         extern void *hGPUDriver;
245         void (*rearmed_set_cbs)(const struct rearmed_cbs *cbs);
246
247         rearmed_set_cbs = SysLoadSym(hGPUDriver, "GPUrearmedCallbacks");
248         if (rearmed_set_cbs != NULL)
249                 rearmed_set_cbs(&pl_rearmed_cbs);
250 }
251
252 #ifdef PCNT
253
254 /* basic profile stuff */
255 #include "pcnt.h"
256
257 unsigned int pcounters[PCNT_CNT];
258 unsigned int pcounter_starts[PCNT_CNT];
259
260 #define pc_hook_func(name, args, pargs, cnt) \
261 extern void (*name) args; \
262 static void (*o_##name) args; \
263 static void w_##name args \
264 { \
265         unsigned int pc_start = pcnt_get(); \
266         o_##name pargs; \
267         pcounters[cnt] += pcnt_get() - pc_start; \
268 }
269
270 #define pc_hook_func_ret(retn, name, args, pargs, cnt) \
271 extern retn (*name) args; \
272 static retn (*o_##name) args; \
273 static retn w_##name args \
274 { \
275         retn ret; \
276         unsigned int pc_start = pcnt_get(); \
277         ret = o_##name pargs; \
278         pcounters[cnt] += pcnt_get() - pc_start; \
279         return ret; \
280 }
281
282 pc_hook_func              (GPU_writeStatus, (uint32_t a0), (a0), PCNT_GPU)
283 pc_hook_func              (GPU_writeData, (uint32_t a0), (a0), PCNT_GPU)
284 pc_hook_func              (GPU_writeDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
285 pc_hook_func_ret(uint32_t, GPU_readStatus, (void), (), PCNT_GPU)
286 pc_hook_func_ret(uint32_t, GPU_readData, (void), (), PCNT_GPU)
287 pc_hook_func              (GPU_readDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
288 pc_hook_func_ret(long,     GPU_dmaChain, (uint32_t *a0, int32_t a1), (a0, a1), PCNT_GPU)
289 pc_hook_func              (GPU_updateLace, (void), (), PCNT_GPU)
290
291 pc_hook_func              (SPU_writeRegister, (unsigned long a0, unsigned short a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
292 pc_hook_func_ret(unsigned short,SPU_readRegister, (unsigned long a0), (a0), PCNT_SPU)
293 pc_hook_func              (SPU_writeDMA, (unsigned short a0), (a0), PCNT_SPU)
294 pc_hook_func_ret(unsigned short,SPU_readDMA, (void), (), PCNT_SPU)
295 pc_hook_func              (SPU_writeDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
296 pc_hook_func              (SPU_readDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
297 pc_hook_func              (SPU_playADPCMchannel, (void *a0), (a0), PCNT_SPU)
298 pc_hook_func              (SPU_async, (uint32_t a0, uint32_t a1), (a0, a1), PCNT_SPU)
299 pc_hook_func_ret(int,      SPU_playCDDAchannel, (short *a0, int a1), (a0, a1), PCNT_SPU)
300
301 #define hook_it(name) { \
302         o_##name = name; \
303         name = w_##name; \
304 }
305
306 void pcnt_hook_plugins(void)
307 {
308         pcnt_init();
309
310         hook_it(GPU_writeStatus);
311         hook_it(GPU_writeData);
312         hook_it(GPU_writeDataMem);
313         hook_it(GPU_readStatus);
314         hook_it(GPU_readData);
315         hook_it(GPU_readDataMem);
316         hook_it(GPU_dmaChain);
317         hook_it(GPU_updateLace);
318         hook_it(SPU_writeRegister);
319         hook_it(SPU_readRegister);
320         hook_it(SPU_writeDMA);
321         hook_it(SPU_readDMA);
322         hook_it(SPU_writeDMAMem);
323         hook_it(SPU_readDMAMem);
324         hook_it(SPU_playADPCMchannel);
325         hook_it(SPU_async);
326         hook_it(SPU_playCDDAchannel);
327 }
328
329 // hooked into recompiler
330 void pcnt_gte_start(int op)
331 {
332         pcnt_start(PCNT_GTE);
333 }
334
335 void pcnt_gte_end(int op)
336 {
337         pcnt_end(PCNT_GTE);
338 }
339
340 #endif